/* Shared Epistemic Cognition editorial layout. */
:root {
  --ec-navy: #0a1b33;
  --ec-ink: #0f1b2d;
  --ec-ink-2: #2c3a4f;
  --ec-muted: #5a6b85;
  --ec-line: #dfe5ed;
  --ec-line-strong: #c9d2df;
  --ec-soft: #f5f7fa;
  --ec-blue: #2e6bff;
  --ec-blue-light: #7fa6ff;
  --ec-on-navy: #c3cfe2;
  --ec-sans: "IBM Plex Sans", "Avenir Next", "Segoe UI", sans-serif;
  --ec-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  border-radius: 0 !important;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: #fff;
  color: var(--ec-ink);
  font-family: var(--ec-sans);
  line-height: 1.5;
}

body {
  min-height: 100vh;
}

a {
  color: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

.site-shell {
  min-height: 100vh;
  padding: 0;
  background: #fff;
}

.page {
  width: 100%;
  max-width: none;
  margin: 0;
}

.site-header {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 76px;
  border-bottom: 1px solid var(--ec-line);
  background: #fff;
}

.brand {
  flex: 0 0 auto;
  margin: 0;
  text-decoration: none;
}

.brand-copy {
  display: grid;
  gap: 0;
  padding: 0;
}

.brand-copy strong {
  color: var(--ec-ink);
  font-size: 15px;
  font-weight: 750;
  line-height: 1.15;
}

.brand-copy span {
  color: var(--ec-muted);
  font-size: 11px;
  line-height: 1.25;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--ec-ink-2);
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ec-navy);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-nav .cta-link {
  min-height: 38px;
  padding: 9px 15px;
  border: 1px solid var(--ec-navy);
  background: var(--ec-navy);
  color: #fff;
}

.site-nav .cta-link:hover {
  color: #fff;
}

.home-layout,
.page-layout,
.foresight-layout {
  width: 100%;
  overflow: visible;
  border: 0;
  background: #fff;
  box-shadow: none;
}

.home-hero-panel,
.page-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: clamp(44px, 7vw, 104px);
  align-items: center;
  padding: 72px 76px 80px;
  border: 0;
  background: var(--ec-navy);
  color: #fff;
}

.home-hero-panel::before,
.page-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.home-hero-copy,
.page-hero-copy {
  display: grid;
  gap: 20px;
  max-width: none;
}

.home-hero-copy h1,
.page-display,
.page-display.page-display-wide,
.conversation-display {
  max-width: 18ch;
  margin: 0;
  color: #fff;
  font-family: var(--ec-sans);
  font-size: clamp(44px, 5vw, 68px);
  font-weight: 800;
  line-height: 0.97;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.conversation-display {
  max-width: 22ch;
  font-size: clamp(38px, 4.5vw, 60px);
}

.home-hero-lead,
.page-lead,
.page-copy {
  max-width: 66ch;
  margin: 0;
  color: var(--ec-on-navy);
  font-size: clamp(17px, 1.55vw, 20px);
  line-height: 1.52;
}

.page-copy {
  font-size: 15px;
}

.home-hero-art,
.page-hero-art,
.page-note {
  min-height: 0;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.055);
  box-shadow: none;
}

.home-hero-art img,
.page-hero-art img,
.page-note img {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
}

.page-note {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-note p,
.page-note a {
  color: var(--ec-on-navy);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: var(--ec-blue);
  font-family: var(--ec-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: currentColor;
}

.home-hero-panel .eyebrow,
.page-hero .eyebrow {
  color: var(--ec-blue-light);
}

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button,
.button-secondary {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid var(--ec-navy);
  background: var(--ec-navy);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: none;
}

.button-secondary {
  border-color: var(--ec-line-strong);
  background: #fff;
  color: var(--ec-ink);
}

.home-hero-panel .button,
.page-hero .button {
  border-color: #fff;
  background: #fff;
  color: var(--ec-navy);
}

.home-hero-panel .button-secondary,
.page-hero .button-secondary {
  border-color: rgba(255, 255, 255, 0.42);
  background: transparent;
  color: #fff;
}

.button:hover,
.button-secondary:hover {
  transform: none;
  filter: none;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.home-story,
.home-decision-infra,
.home-project-intro,
.page-section,
.page-cta,
.home-final-cta {
  padding: 68px 76px;
  border-top: 1px solid var(--ec-line);
}

.home-story,
.home-decision-infra {
  text-align: left;
}

.home-section-copy,
.home-project-intro,
.page-section-head {
  display: grid;
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 1fr);
  gap: 14px 36px;
  max-width: none;
  margin: 0;
  text-align: left;
}

.home-section-copy .eyebrow,
.home-project-intro .eyebrow {
  grid-row: 1 / span 2;
  align-self: start;
  justify-self: start;
}

.home-section-copy h2,
.home-project-intro h2,
.page-section-head h2 {
  max-width: 28ch;
  margin: 0;
  color: var(--ec-ink);
  font-family: var(--ec-sans);
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.home-section-copy p,
.home-project-intro > p:last-child,
.page-section-head p {
  max-width: 68ch;
  margin: 0;
  color: var(--ec-muted);
  font-size: 15px;
  line-height: 1.58;
}

.home-system-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding: 0 76px 68px;
  border: 0;
  background: var(--ec-line);
  background-clip: content-box;
}

.home-system-card {
  min-height: 330px;
  overflow: hidden;
  display: grid;
  grid-template-rows: 132px minmax(0, 1fr);
  border: 0;
  background: #fff;
  box-shadow: none;
}

.home-system-copy {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 26px 24px;
}

.home-system-copy h2 {
  margin: 0;
  color: var(--ec-ink);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.2;
}

.home-system-copy p {
  margin: 0;
  color: var(--ec-muted);
  font-size: 14px;
  line-height: 1.5;
}

.home-system-media {
  width: 100%;
  height: 198px;
  margin: 0;
  overflow: hidden;
  border-top: 1px solid var(--ec-line);
  background: #fff;
}

.home-system-visual {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-project-portfolio {
  border-top: 1px solid var(--ec-line);
}

.home-project-chapter {
  border-top: 1px solid var(--ec-line);
}

.home-project-chapter-head {
  display: grid;
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 1fr);
  gap: 36px;
  padding: 30px 76px;
  border: 0;
  background: var(--ec-soft);
  color: var(--ec-ink);
}

.home-project-chapter.is-applied .home-project-chapter-head {
  background: var(--ec-soft);
  color: var(--ec-ink);
}

.home-project-chapter-head p {
  margin: 0;
  color: var(--ec-muted);
  font-family: var(--ec-mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.5;
  text-transform: uppercase;
}

.home-project-chapter-head h2 {
  max-width: 30ch;
  margin: 0;
  color: var(--ec-ink);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.home-project-band {
  display: grid;
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 1fr);
  gap: 36px;
  padding: 56px 76px 64px;
  border: 0;
  border-top: 1px solid var(--ec-line);
  background: #fff;
}

.home-project-meta {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 0;
}

.home-project-meta span {
  color: var(--ec-blue);
  font: 700 11px/1.2 var(--ec-mono);
  letter-spacing: 0.18em;
}

.home-project-meta p {
  max-width: 24ch;
  margin: 0;
  color: var(--ec-muted);
  font-family: var(--ec-mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.13em;
  line-height: 1.5;
  text-transform: uppercase;
}

.home-project-detail {
  max-width: 960px;
}

.home-project-detail h3 {
  margin: 0 0 18px;
  color: var(--ec-ink);
  font-family: var(--ec-sans);
  font-size: clamp(34px, 4.2vw, 58px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.home-project-detail > p {
  max-width: 74ch;
  margin: 0;
  color: var(--ec-ink-2);
  font-size: 15px;
  line-height: 1.62;
}

.home-project-detail > p + p {
  margin-top: 14px;
}

.home-project-detail .home-project-lede {
  max-width: 46ch;
  color: var(--ec-ink);
  font-size: clamp(20px, 2.2vw, 27px);
  font-weight: 650;
  line-height: 1.3;
}

.home-project-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 32px 0 0;
  padding: 0;
  border: 1px solid var(--ec-line);
  list-style: none;
}

.home-project-points li {
  min-height: 100%;
  padding: 18px;
  border: 0;
  border-left: 1px solid var(--ec-line);
  color: var(--ec-ink-2);
  font-size: 13px;
  line-height: 1.5;
}

.home-project-points li:first-child {
  border-left: 0;
}

.home-project-links {
  display: flex;
  align-items: center;
  gap: 12px 18px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.text-link,
.home-project-links .text-link {
  color: var(--ec-blue);
  font-size: 14px;
  font-weight: 700;
  text-underline-offset: 3px;
}

.page-layout {
  counter-reset: ec-section;
}

.page-section-head {
  position: relative;
  grid-template-columns: 44px minmax(0, 1fr);
  grid-template-areas:
    "number title"
    "number intro";
  gap: 8px 18px;
  align-items: start;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ec-line);
}

.page-section-head::before {
  grid-area: number;
  counter-increment: ec-section;
  content: counter(ec-section, decimal-leading-zero);
  padding-top: 4px;
  color: var(--ec-blue);
  font: 700 11px/1.2 var(--ec-mono);
  letter-spacing: 0.18em;
}

.page-section-head .eyebrow {
  grid-column: 2;
}

.page-section-head h2 {
  grid-area: title;
  max-width: 34ch;
}

.page-section-head p:not(.eyebrow) {
  grid-area: intro;
}

.page-grid,
.page-logic-grid,
.page-split,
.contact-form-layout {
  gap: 1px;
  border: 1px solid var(--ec-line);
  background: var(--ec-line);
}

.page-grid.two,
.page-split {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-grid.four,
.page-logic-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.page-card,
.page-logic-card,
.page-callout,
.meaning-card,
.contact-form-wrap,
.contact-side-note,
.message-panel {
  min-height: 100%;
  padding: 28px;
  border: 0;
  background: #fff;
  box-shadow: none;
}

.page-card,
.page-callout,
.meaning-card,
.contact-side-note {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-card h3,
.page-callout h2,
.contact-side-note h2,
.meaning-card h2 {
  margin: 0;
  color: var(--ec-ink);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.page-card p,
.page-callout p,
.meaning-card p,
.contact-side-note p {
  margin: 0;
  color: var(--ec-muted);
  font-size: 14px;
  line-height: 1.56;
}

.page-logic-card {
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 170px;
  padding: 0;
}

.page-logic-copy {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 24px;
}

.page-logic-copy h3 {
  margin: 0;
  color: var(--ec-ink);
  font-size: 19px;
  font-weight: 800;
}

.page-logic-copy p {
  margin: 0;
  color: var(--ec-muted);
  font-size: 14px;
  line-height: 1.5;
}

.page-logic-card img {
  width: 100%;
  height: 170px;
  margin: 0;
  border-top: 1px solid var(--ec-line);
  object-fit: cover;
}

.meaning-card {
  max-width: none;
  margin: 0;
  border: 1px solid var(--ec-line);
  background: var(--ec-soft);
}

.page-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ec-ink-2);
}

.page-cta,
.home-final-cta {
  display: grid;
  gap: 18px;
  justify-items: start;
  text-align: left;
  background: var(--ec-navy);
  color: #fff;
}

.page-cta h2,
.home-final-cta h2 {
  max-width: 32ch;
  margin: 0;
  color: #fff;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.05;
}

.page-cta p,
.home-final-cta p {
  max-width: 64ch;
  margin: 0;
  color: var(--ec-on-navy);
  font-size: 16px;
}

.page-cta .actions,
.home-final-cta .actions {
  justify-content: flex-start;
  margin: 0;
}

.page-cta .button,
.home-final-cta .button {
  border-color: #fff;
  background: #fff;
  color: var(--ec-navy);
}

.contact-form-layout {
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.45fr);
  align-items: stretch;
}

.contact-form-wrap,
.contact-side-note {
  border: 0;
}

.contact-form {
  display: grid;
  gap: 18px;
}

.field-grid {
  gap: 18px;
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--ec-ink);
  font-size: 13px;
  font-weight: 700;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid var(--ec-line-strong);
  background: #fff;
  color: var(--ec-ink);
  font: 15px/1.5 var(--ec-sans);
  box-shadow: none;
}

.contact-form textarea {
  min-height: 132px;
  resize: vertical;
}

.contact-side-note {
  background: var(--ec-soft);
}

.site-footer {
  margin: 0;
  padding: 0;
  border: 0;
  background: var(--ec-navy);
}

.footer-panel {
  display: grid;
  grid-template-columns: minmax(260px, 0.6fr) minmax(0, 1.4fr);
  gap: 32px;
  align-items: start;
  padding: 34px 76px 40px;
  border: 0;
  background: var(--ec-navy);
  backdrop-filter: none;
}

.footer-panel p {
  margin: 0;
  color: var(--ec-on-navy);
  font-size: 13px;
}

.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 10px 18px;
  flex-wrap: wrap;
}

.footer-links a {
  color: #fff;
  font-size: 12px;
  font-weight: 650;
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 1080px) {
  .site-header,
  .home-hero-panel,
  .page-hero,
  .home-story,
  .home-decision-infra,
  .home-project-intro,
  .page-section,
  .page-cta,
  .home-final-cta,
  .home-project-chapter-head,
  .home-project-band,
  .footer-panel {
    padding-left: 40px;
    padding-right: 40px;
  }

  .home-system-grid {
    padding-left: 40px;
    padding-right: 40px;
  }

  .home-hero-panel,
  .page-hero {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
  }

  .site-nav {
    gap: 10px 14px;
  }

  .home-project-points,
  .page-grid.four,
  .page-logic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-project-points li:nth-child(3) {
    grid-column: 1 / -1;
    border-top: 1px solid var(--ec-line);
    border-left: 0;
  }
}

@media (max-width: 780px) {
  .site-header {
    align-items: flex-start;
    gap: 14px;
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .site-nav a:not(.cta-link) {
    display: none;
  }

  .home-hero-panel,
  .page-hero {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .home-hero-copy h1,
  .page-display,
  .page-display.page-display-wide,
  .conversation-display {
    max-width: none;
    font-size: clamp(39px, 11vw, 56px);
  }

  .home-section-copy,
  .home-project-intro,
  .home-project-chapter-head,
  .home-project-band {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .home-section-copy .eyebrow,
  .home-project-intro .eyebrow {
    grid-row: auto;
  }

  .home-system-grid,
  .page-grid.two,
  .page-grid.three,
  .page-grid.four,
  .page-logic-grid,
  .page-split,
  .contact-form-layout,
  .field-grid,
  .footer-panel {
    grid-template-columns: 1fr;
  }

  .home-system-card {
    min-height: 0;
  }

  .home-project-points {
    grid-template-columns: 1fr;
  }

  .home-project-points li,
  .home-project-points li:first-child,
  .home-project-points li:nth-child(3) {
    grid-column: auto;
    border-top: 1px solid var(--ec-line);
    border-left: 0;
  }

  .home-project-points li:first-child {
    border-top: 0;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .site-header,
  .home-hero-panel,
  .page-hero,
  .home-story,
  .home-decision-infra,
  .home-project-intro,
  .page-section,
  .page-cta,
  .home-final-cta,
  .home-project-chapter-head,
  .home-project-band,
  .footer-panel {
    padding-left: 22px;
    padding-right: 22px;
  }

  .home-system-grid {
    padding-left: 22px;
    padding-right: 22px;
  }

  .brand-copy span {
    display: none;
  }

  .site-nav .cta-link {
    min-height: 34px;
    padding: 7px 10px;
    font-size: 11px;
  }

  .home-hero-panel,
  .page-hero {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .home-story,
  .home-decision-infra,
  .home-project-intro,
  .page-section,
  .page-cta,
  .home-final-cta {
    padding-top: 52px;
    padding-bottom: 52px;
  }

  .home-project-band {
    padding-top: 44px;
    padding-bottom: 48px;
  }
}